404 Notifier
v1.5.0by Crowd Favorite · updated 4 years ago
Log 404 (file not found) errors on your site and get them delivered to you via e-mail or RSS.
- Rank
- #8,327
- Up4 vs yesterday
- Active installs (est.)
- ≈ 635
- 600+ reported · High
- Total downloads
- 62.4K
- 62,406 all-time
- Rating
- 3.0/5
- 2 reviews
- Support resolved
- –
- 0 of 0 threads, last 2 months
404 Notifier at a glance
404 Notifier is a WordPress plugin by Crowd Favorite with 600+ active installs, the #8,327 most popular plugin on WordPress.org. On a typical day it’s downloaded about 7 times, 100% more than the month before. It’s rated 3.0 out of 5 from 2 reviews. Version 1.5.0 came out on Jun 24, 2022, more than 4 years ago. It is tested up to WordPress 6.0.18. Among the 63 plugins tagged “error”, it ranks #10. It was first released in 2006.
Chart time range
Applies to every chart below. History from Oct 10, 2026, 30 days.
Downloads over time
Download stats111 downloads · the last 30 days
View as table
| Date | 404 Notifier |
|---|---|
| Oct 27, 2026 | 9 |
| Oct 26, 2026 | 6 |
| Oct 25, 2026 | 7 |
| Oct 24, 2026 | 7 |
| Oct 23, 2026 | 7 |
| Oct 22, 2026 | 8 |
| Oct 21, 2026 | 10 |
| Oct 20, 2026 | 5 |
| Oct 19, 2026 | 9 |
| Oct 18, 2026 | 3 |
| Oct 17, 2026 | 4 |
| Oct 16, 2026 | 5 |
| Oct 15, 2026 | 5 |
| Oct 14, 2026 | 6 |
| Oct 13, 2026 | 6 |
| Oct 12, 2026 | 2 |
| Oct 11, 2026 | 3 |
| Oct 10, 2026 | 9 |
Unusual spikes are usually updates, not new installs.
Estimated installs
≈ 635 · -2.8% in the last 30 days
View as table
| Date | Estimated installs |
|---|---|
| Nov 9, 2026 | 635 |
| Nov 8, 2026 | 637 |
| Nov 7, 2026 | 639 |
| Nov 5, 2026 | 638 |
| Nov 4, 2026 | 638 |
| Nov 3, 2026 | 638 |
| Nov 2, 2026 | 637 |
| Nov 1, 2026 | 637 |
| Oct 31, 2026 | 639 |
| Oct 30, 2026 | 640 |
| Oct 29, 2026 | 642 |
| Oct 28, 2026 | 642 |
| Oct 27, 2026 | 653 |
Rank over time
#8,327 · down 31 in the last 30 days
View as table
| Date | Daily snapshot |
|---|---|
| Nov 9, 2026 | #8,327 |
| Nov 8, 2026 | #8,331 |
| Nov 7, 2026 | #8,316 |
| Nov 6, 2026 | #8,326 |
| Nov 5, 2026 | #8,311 |
| Nov 4, 2026 | #8,305 |
| Nov 3, 2026 | #8,317 |
| Nov 2, 2026 | #8,320 |
| Nov 1, 2026 | #8,324 |
| Oct 31, 2026 | #8,300 |
| Oct 30, 2026 | #8,304 |
| Oct 29, 2026 | #8,293 |
| Oct 28, 2026 | #8,302 |
| Oct 27, 2026 | #8,296 |
Growth %
Average -0.21% a day in the last 30 days
View as table
| Date | Growth |
|---|---|
| Nov 9, 2026 | -0.31% |
| Nov 8, 2026 | -0.31% |
| Nov 7, 2026 | +0.08% |
| Nov 5, 2026 | 0.00% |
| Nov 4, 2026 | 0.00% |
| Nov 3, 2026 | +0.16% |
| Nov 2, 2026 | 0.00% |
| Nov 1, 2026 | -0.31% |
| Oct 31, 2026 | -0.16% |
| Oct 30, 2026 | -0.31% |
| Oct 29, 2026 | 0.00% |
| Oct 28, 2026 | -1.69% |
Active installs band
600+ on WordPress.org
View as table
| Date | Daily snapshot |
|---|---|
| Nov 9, 2026 | 600+ |
| Nov 8, 2026 | 600+ |
| Nov 7, 2026 | 600+ |
| Nov 6, 2026 | 600+ |
| Nov 5, 2026 | 600+ |
| Nov 4, 2026 | 600+ |
| Nov 3, 2026 | 600+ |
| Nov 2, 2026 | 600+ |
| Nov 1, 2026 | 600+ |
| Oct 31, 2026 | 600+ |
| Oct 30, 2026 | 600+ |
| Oct 29, 2026 | 600+ |
| Oct 28, 2026 | 600+ |
| Oct 27, 2026 | 600+ |
Search rankings
Where it appears in WordPress.org search for the searches you track, checked every day.
See where 404 Notifier ranks in search
Track this plugin to check its position for the searches you choose, daily, with an alert when it moves.
Change log
From our daily snapshot of WordPress.org- Rank #8302 → #8311
- Tested up to 6.0.17 → 6.0.18
Versions in use
Share of active installs on each published version, from WordPress.org.
- v1.548%
- v1.341%
- v1.2a7.0%
- v1.44.5%
Rating trend
3.0★★★★★2 reviews · steady in the last 30 days
Requirements & info
Version history- Version
- 1.5.0
- Requires WordPress
- 3.6
- Tested up to
- 6.0.18
- Requires PHP
- –
- First released
- Oct 18, 2006
- Last updated
- Jun 24, 2022
- Releases, last 12 months
- …
Questions about 404 Notifier
How many websites use 404 Notifier?
404 Notifier is active on 600+ WordPress sites, as WordPress.org reports it. WordPress.org rounds the number down, so the real count is somewhat higher. That makes it the #8,327 most popular plugin on WordPress.org.
How many times has 404 Notifier been downloaded?
62,406 times in total since 2006. On a typical day it’s downloaded about 7 times. See download stats
When was 404 Notifier last updated?
Version 1.5.0 came out on Jun 24, 2022 (4 years ago).
Is 404 Notifier compatible with the latest WordPress?
404 Notifier’s readme says it’s tested up to WordPress 6.0.18, while the current version is 7.1. That doesn’t mean it breaks, but its author hasn’t confirmed it works with the latest releases.
Is 404 Notifier still maintained?
Its last release was 4 years ago, so it may no longer be actively maintained. No support threads were opened in the last two months.
What rating does 404 Notifier have?
3.0 out of 5 from 2 reviews on WordPress.org.
What are the best alternatives to 404 Notifier?
The plugins most like 404 Notifier, by the tags they share, are Custom Error Pages (500+), F4 Error Pages (200+) and WP Output Log File (100+). Compare all alternatives
Latest reviews
Analyze reviewsReview stats
3.0
★★★★★
2 reviews
- 5 stars: 0 reviews, 0%
- 4 stars: 0 reviews, 0%
- 3 stars: 2 reviews, 100%
- 2 stars: 0 reviews, 0%
- 1 stars: 0 reviews, 0%
- Positive
- 0%4–5★
- Mixed
- 100%3★
- Critical
- 0%1–2★
- About 1 more 5★ reviews would lift it to 3.1.
- Each new 1★ review takes 1 five-star review to balance out.
Compare with competitors
Add up to 1 competitor. No account needed.
| Metric | |
|---|---|
| Estimated installs | ≈ 635 |
| Reported installs | 600+ |
| Rating | 3.0 |
| Reviews | 2 |
| Total downloads | 62.4K |
| Author | Crowd Favorite |
| First released | Oct 18, 2006 |
| Version | 1.5.0 |
| Requires WP | 3.6 |
| Requires PHP | – |
| Last updated | Jun 24, 2022 |
Alternatives to 404 Notifier
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